AirHint found the following cheapest return flights from Kota Bahru (KBR) to Singapore (SIN) in September 2025 (see full year).

Return flights

29 Sep - 06 Oct	AirAsia
23 Sep - 24 Sep	Firefly
18 Sep - 23 Sep	Batik Air Malaysia
10 Sep - 11 Sep	AirAsia
12 Sep - 17 Sep	AirAsia
30 Sep - 05 Oct	AirAsia
30 Sep - 06 Oct	AirAsia
27 Sep - 05 Oct	AirAsia
27 Sep - 06 Oct	AirAsia
30 Sep - 07 Oct	AirAsia
30 Sep - 12 Oct	AirAsia
27 Sep - 29 Sep	AirAsia
27 Sep - 28 Sep	AirAsia
03 Sep - 06 Sep	AirAsia
30 Sep - 04 Oct	AirAsia
27 Sep - 07 Oct	AirAsia
18 Sep - 05 Oct	AirAsia
09 Sep - 29 Sep	AirAsia
08 Sep - 28 Sep	AirAsia
18 Sep - 29 Sep	AirAsia

Also check the deals for one-way flights from Kota Bahru to Singapore in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Kota Bahru to Singapore in September from 105€

Return flights